YOU SAID:
Im gonna learn and do my homework for sure
INTO JAPANESE
私の宿題を学び、確かにやります
BACK INTO ENGLISH
I will learn my homework and do it for sure
INTO JAPANESE
私は宿題を学び、それを確かにします
BACK INTO ENGLISH
I will learn homework and make it sure
INTO JAPANESE
私は宿題を学び、それを確かにする
BACK INTO ENGLISH
I will learn homework and make it sure
That didn't even make that much sense in English.